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   "cell_type": "markdown",
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   "source": [
    "思路：\n",
    "1. 模型训练：超参数调优\n",
    "a) 初步确定弱学习器数目： 20分\n",
    "b) 对树的最大深度（可选）和min_children_weight进行调优（可选）：20分\n",
    "c) 对正则参数进行调优：20分\n",
    "d) 重新调整弱学习器数目：10分\n",
    "e) 行列重采样参数调整：10分\n",
    "2. 调用模型进行测试10分\n",
    "3. 生成测试结果文件10分"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "import xgboost as xgb\n",
    "\n",
    "import numpy as np\n",
    "\n",
    "from matplotlib import pyplot\n",
    "import seaborn as sns\n",
    "%matplotlib inline"
   ]
  }
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